87 lines
1.8 KiB
Makefile
87 lines
1.8 KiB
Makefile
# CAN 协议栈 — 顶层 Makefile
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# 构建协议栈库和测试程序
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#
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# 交叉编译：
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# export CC=aarch64-buildroot-linux-gnu-gcc
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# make
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#
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# 本地测试（PC + vcan）：
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# make HOST=1
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# ---- 交叉编译器设置 ----
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# 参考创龙 RK3568 SDK 的工具链路径
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CROSS_COMPILE ?= aarch64-buildroot-linux-gnu-
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CC ?= $(CROSS_COMPILE)gcc
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# ---- 构建选项 ----
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CFLAGS = -Wall -g -O2 -std=gnu99
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INCLUDES = -Iinclude
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LDFLAGS =
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LIBS = -lpthread -lrt
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# 如果是本地编译（不用交叉工具链）
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ifdef HOST
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CC = gcc
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CFLAGS += -DHOST_BUILD
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endif
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# ---- 目录 ----
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SRC_DIR = src
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INC_DIR = include
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APP_DIR = app
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BUILD_DIR = build
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# ---- 源文件 ----
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SRC = $(wildcard $(SRC_DIR)/*.c)
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OBJS = $(SRC:$(SRC_DIR)/%.c=$(BUILD_DIR)/%.o)
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APP_SRC = $(APP_DIR)/test_protocol.c
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APP_OBJ = $(BUILD_DIR)/test_protocol.o
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# ---- 目标 ----
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LIB_TARGET = $(BUILD_DIR)/libcanprot.a
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APP_TARGET = $(BUILD_DIR)/can_test
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.PHONY: all lib app clean install
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all: lib app
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lib: $(LIB_TARGET)
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app: $(APP_TARGET)
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# 确保 build 目录存在
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$(BUILD_DIR):
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mkdir -p $(BUILD_DIR)
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# 编译协议栈库
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$(BUILD_DIR)/%.o: $(SRC_DIR)/%.c | $(BUILD_DIR)
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$(CC) -c $< -o $@ $(INCLUDES) $(CFLAGS)
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$(LIB_TARGET): $(OBJS)
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$(AR) rcs $@ $^
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# 编译测试程序
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$(BUILD_DIR)/test_protocol.o: $(APP_DIR)/test_protocol.c | $(BUILD_DIR)
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$(CC) -c $< -o $@ $(INCLUDES) $(CFLAGS)
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$(APP_TARGET): $(APP_OBJ) $(LIB_TARGET)
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$(CC) $(CFLAGS) -o $@ $(APP_OBJ) -L$(BUILD_DIR) -lcanprot $(LDFLAGS) $(LIBS)
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# 清理
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clean:
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rm -rf $(BUILD_DIR)
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# 安装到目标板
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install:
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cp $(APP_TARGET) $(PREFIX)/can_test
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# 显示构建信息
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info:
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@echo "编译器: $(CC)"
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@echo "CFLAGS: $(CFLAGS)"
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@echo "源文件: $(SRC)"
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@echo "目标文件: $(OBJS)"
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@echo "库: $(LIB_TARGET)"
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@echo "测试程序: $(APP_TARGET)"
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